# Trine: Astrology & Match — Explore Charts, Match Globally > Astrology-based compatibility matching engine using synastry and planetary aspects. (iPhone/iPad app by HARRISON CULLEN MARGOLIN.) - Source: https://appshunter.io/ios/app/trine-astrology-and-match/id6757916010 (this page in markdown: same URL + `.md`) - Developer: [HARRISON CULLEN MARGOLIN](https://appshunter.io/developer/1869517167) - Category: Lifestyle, Entertainment - Price: Free with in-app purchases - Rating: 5.00/5 from 5 App Store ratings · 2 written reviews indexed - Age rating: 17+ - Requires: iOS 15.1 · 51 MB - Languages: American English - Released: 2026-03-05 - Data updated: 2026-09-08 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/trine-astrology-and-match/id6757916010/reviews.md ## What is Trine? Trine is a synastry discovery engine. We use your complete birth chart to find your most compatible matches around the world. We look beyond your Sun, Moon and Rising. Trine measures all 81 planetary pairings between two charts to connect you with your strongest matches. — Synastry — Synastry is the traditional method of compatibility analysis in astrology. It analyzes the angles ("aspects") between all planets in two birth charts. Aspects correspond to certain relationship patterns based on the planets and signs involved. The Planets: Sun, Moon, Ascendant, Mercury, Venus, Mars, Jupiter, Saturn, Midheaven The Aspects: Conjunct ——— 0° (Amplify) Sextile ————— 60° (Support) Square ————— 90° (Challenge) Trine —————— 120° (Harmony) Opposite ——— 180° (Polarity) The Signs: Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricorn, Aquarius, Pisces The Elements: Fire, Earth, Air, Water When you hear "fire signs are compatible," it's because they're in trine — Aries, Leo and Sagittarius sit 120° apart. — Features — 1 — Search by Sign, Search by Aspect Search all users by their Sun, Moon, Rising, etc. For more advanced users — search every by any aspects to your chart. Choose from hundreds of aspect combinations. 2 — Compare Charts With Friends Have anyone scan your QR code. We'll ask their birthday, add them to My Charts, and show you both a full synastry report. They don't need an account — or even the app. 3 — Explore At the Party — within 2.5 miles Near You — within 25 miles Global — search the world for exceptional matches One in a Million — build the chart of your theoretically perfect match, then search for the people who have those aspects Search a City — NYC, SF, London, Tokyo, and more 4 — Synastry Reports & My Charts Read customized synastry reports between you and any other user, covering multiple areas of compatibility. Export any report as a PDF to keep or share. You can also add anyone's birth chart and read all about the connection you share. If it's someone you know well, get ready — the accuracy may shock you. 5 — Compatibility Tags Every connection includes aspect tags derived from real planetary contacts: · Soulmates — Moon/Moon, Sun/Moon · Sweethearts — Venus/Venus · Spicy — Venus/Mars · Mind Meld — Mercury/Mercury/Moon · Power Couple — Sun/Mars/Jupiter · Lucky — Jupiter + Moon/Venus/AC · Roomies — Moon/Saturn, Moon/Moon · Creative Duo — Venus/Mercury · Business Partners — Mercury/Saturn, Saturn/Midheaven · Career Growth — Jupiter/Saturn, Jupiter/MC, Sun/MC · Ride or Die — Sun/AC, Moon/AC Tap any tag to see the exact aspect and orb behind it, plus conversation starters — then send a like attached to that specific connection. 6 — Read the Wheel Every match includes a bi-wheel: both charts overlaid, every aspect drawn. Tap any planet for a reading of everything it touches in the other person's chart. 7 — Celebrity Matches Find out which celebrities you're most compatible with. Our database includes hundreds of actors, musicians, historical figures and more. Pin your favorites to your profile. 8 — The Library An in-app library explaining aspects, orbs, planets and houses. Everyone gets a chance to learn, no matter your experience. — Our Method — Trine ranks matches by their combined aspect totals, weighted by how exact each contact is. We score 100,000 simulated chart pairings through the same model to build an empirical distribution — reporting your compatibility as a true percentile. Every match is ranked in precise relation to your chart. Our goal is to find your most compatible matches around the world, combining an ancient practice with modern tech. —————————— Sincerely, Trine Team Terms of Use: https://trine-app.com/terms-of-service Special thanks to: Indiana University - School of History and Philosophy of Science Indiana University - Kelley School of Business. UC Berkeley – Department of Statistics. UC Berkeley – Department of Economics ## Key features - Synastry analysis of 81 planetary aspects - Search users by specific planetary aspects - Global and local match exploration - Customizable synastry reports - Compatibility tags and conversation starters - Celebrity match feature - In-app astrological learning library ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Trine Pro+ | $4.99 | per month | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Trine In-App Purchases | $1.99 | one-time | ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/trine-astrology-and-match/id6757916010/reviews.md ### 5/5 — Best! *2026-08-30* This is a well-needed app for the world. My wife and I use it to learn more about our relationship and dig deeper. 5/5! ### 5/5 — I love it! *2026-05-24* This app has so many wonderful features and takes out the guesswork of finding a match 😍 I love that it goes deeper than surface-level swiping and actually considers astrological compatibility and connection. Such a fun and thoughtful concept for anyone into astrology, relationships, or meaningful conversations ✨ ## Frequently asked questions about Trine ### What is Trine's core function? Trine is a synastry discovery engine that uses your complete birth chart to find compatible matches globally. It analyzes 81 planetary aspects beyond just Sun, Moon, and Rising signs. ### How does Trine's compatibility matching work? Trine analyzes the angles ('aspects') between all planets in two birth charts, a method known as Synastry. It uses a statistical algorithm trained on 100,000 simulated birth charts to rank matches by combined aspect totals. ### Can I find specific types of astrological connections with Trine? Yes, Trine features a 'Search-by-Aspect' tool allowing you to find users with specific planetary aspects, such as Mars trine Venus. There are 720 possible combinations to search. ### Does Trine offer different levels of match exploration? Trine allows exploration within 0.5 miles ('At the Party'), within 25 miles ('Near You'), globally, or by searching specific cities like NYC, SF, London, and Tokyo. ### What kind of reports can I generate with Trine? You can generate custom synastry reports that cover multiple areas of compatibility, tailored to your mutual aspects and signs. These reports can be shared directly from the app. ### Does Trine include educational content? Yes, Trine features 'The Study,' an in-app library that explains astrological concepts like aspects, orbs, and planets, catering to all experience levels. ### What is the age rating for Trine? Trine has an age rating of 17+, indicating it is suitable for mature audiences due to its focus on relationship dynamics and astrological interpretation. ### What subscription plans are available for Trine? Trine offers a subscription plan called 'Trine Pro+' for $4.99 per month, providing enhanced features and access beyond the free version. ## Version history (last 5 releases) ### 1.0.9 — 2026-08-27 1. QR Codes – Have a friend scan your code, tell us their birthday, and you'll both see a full synastry report (and they'll be added to My Charts). No account needed. 2. One in a Million – Build the chart of your theoretically perfect match, see why each planet landed where it did, and send those aspects straight to your search filters and find who really has them. 3. Enhanced Convo Starters – Tap any compatibility tag to see the exact aspect and orb behind it, then send a like with a question or a comment attached to that specific connection. 4. Single Planet Aspect Reports – Tap any planet in a bi-wheel for a written reading of all aspects it makes with your chart. 5. Your daily fifty – A considered set of your most compatible people, refreshed each day. 6. Synastry reports – Now export as a formatted PDF 7. Lots of polish and UI-design improvements across the app! ### 1.0.8 — 2026-06-25 What's New in Trine - Find your stars, your way. Revamped search. Filter in discover or explore by zodiac sign or by aspect to surface exactly the connections you're looking for. - Compatibility tags on discover and explore are now interactive, tap any to reveal the exact synastry aspects driving the connection. - Tapping a profile opens their full preview first. Explore the person, then go deeper into your compatibility whenever you're ready. - Smoother swiping. Cards now glide as you browse, plus faster, sharper photos and no more lag between profiles. - Redesigned undo. Changed your mind? A new countdown ring gives you a moment to bring back the last profile before it drifts away. - Cleaner charts. Refined zodiac glyphs and a more consistent look across every bi-wheel and natal chart. - A new design for inviting friends to Trine. Plus countless little refinements and bug fixes! ### 1.0.62 — 2026-04-21 – Custom Synastry Reports! – "Your Charts" Section: add any chart for your friends, family, etc., and run a full compatibility analysis – Generate Convo Starters based on Aspect Tags – Natal Chart Reports for you and others Introducing Trine Pro! Enjoy advanced search features, advanced report generation (e.g., ask a follow up), priority 99th percentile discovery, and more Bug fixes: - Instant push notifications — matches, messages, and likes now arrive in real-time - Redesigned chat experience with cleaner message bubbles and improved date headers - Refreshed notification settings with streamlined controls - Updated app icon - Fixed duplicate messages appearing in chat - Improved Google Sign-In reliability - General UI polish and stability improvements ### 1.0.6 — 2026-04-08 – Custom Synastry Reports! – "Your Charts" Section: add any chart for your friends, family, etc., and run a full compatibility analysis – Generate Convo Starters based on Aspect Tags – Natal Chart Reports for you and others Introducing Trine Pro! Enjoy advanced search features, advanced report generation (e.g., ask a follow up), priority 99th percentile discovery, and more ### 1.0.4 — 2026-03-14 Improvements - Added real-time typing indicators in chat - Added synastry bi-wheel chart to match Aspects tab - Improved chat message grouping for rapid messages - Improved photo upload layout consistency across onboarding and settings - Unified chat UI scheme for consistency Bug Fixes - Fixed crash due to premature profiles in discover feed - Fixed messages double send when using conversation starters - Fixed "Your Country" explore tab not returning results (was using hardcoded US city list) - Fixed profile sync creating discoverable profiles before onboarding was complete - Fixed chat not scrolling to most recent messages when opened - Improved message spacing and layout in chat Various UI improvements and bug fixes ## Apps similar to Trine | App | Rating | Price | Category | | --- | --- | --- | --- | | [Mother Moon](https://appshunter.io/ios/app/mother-moon/id6740110707) | 5.0 (4) | Free | Lifestyle | | [MySummoning](https://appshunter.io/ios/app/mysummoning/id6745457659) | — | Free | Lifestyle | | [Staroom: Astrology Daily Guide](https://appshunter.io/ios/app/staroom-astrology-daily-guide/id6760583222) | — | Free | Lifestyle | | [StarFlow-co](https://appshunter.io/ios/app/starflow-co/id6759494950) | — | Free | Lifestyle | | [Haru - Gratitude Diary](https://appshunter.io/ios/app/haru-gratitude-diary/id6760084286) | — | Free | Lifestyle | | [Spokii](https://appshunter.io/ios/app/spokii/id6759285433) | — | Free | Lifestyle | ## Related topics [druze match](https://appshunter.io/ios/topics/druze-match) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-08.*